HP Z440, Z640, and Z840 Workstation Series Maintenance and ...
HP Z440, Z640, and Z840 Workstation Series
Maintenance and Service Guide
Copyright Information ? Copyright 2014, 2016 HP Development Company, L.P. Third Edition: November 2016 First Edition: October 2014 Part Number: 748721-004
Warranty
The information contained herein is subject to change without notice. The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein.
Windows 8: Not all features are available in all editions of Windows 8. This workstation may require upgraded and/or separately purchased hardware, drivers, and/or software to take full advantage of Windows 8 functionality. Go to for details.
Windows 7: This workstation may require upgraded and/or separately purchased hardware and/or a DVD drive to install the Windows 7 software and take full advantage of Windows 7 functionality. Go to for details.
Trademark Credits
Microsoft and Windows are U.S. registered trademarks of the Microsoft group of companies.
Intel, Intel Xeon, and Thunderbolt are trademarks of Intel Corporation in the U.S. and other countries.
Bluetooth is a trademark owned by its proprietor and used by Hewlett-Packard Company under license.
ENERGY STAR is a registered trademark owned by the U.S. Environmental Protection Agency (EPA).
Red Hat is a registered trademark of Red Hat, Inc. in the United States and other countries.
About this guide
This guide provides service and maintenance information, technical details and configuration guidance for the HP Z440, Z640, and Z840 Workstations. IMPORTANT: Removal and replacement procedures are now available in videos on the HP website. Go to the HP Customer Self-Repair Services Media Library at .
Guide topics Hardware overview on page 1 System management on page 23 Component replacement information and guidelines on page 45 Diagnostics and troubleshooting on page 76 Configuring password security and resetting CMOS on page 99 Linux technical notes on page 103 Configuring RAID devices on page 106 System board designators on page 116
NOTE: View the HP Z440, Z640, and Z840 Workstation Series User Guide at workstation_manuals.
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Table of contents
1 Hardware overview ........................................................................................................................................ 1 HP Z440 Workstation components ....................................................................................................................... 1 HP Z440 Workstation front panel components .................................................................................. 2 HP Z440 Workstation rear panel components .................................................................................... 3 HP Z440 Workstation chassis components ........................................................................................ 4 HP Z440 Workstation system board components .............................................................................. 5 HP Z440 Workstation system board architecture .............................................................................. 6 HP Z440 Workstation specifications ................................................................................................... 6 HP Z640 Workstation components ....................................................................................................................... 8 HP Z640 Workstation front panel components .................................................................................. 8 HP Z640 Workstation rear panel components .................................................................................... 9 HP Z640 Workstation chassis components ...................................................................................... 10 HP Z640 Workstation system board components ............................................................................ 11 HP Z640 Workstation system board architecture ............................................................................ 12 HP Z640 Workstation system board riser architecture .................................................................... 13 HP Z640 Workstation specifications ................................................................................................. 13 HP Z840 Workstation components ..................................................................................................................... 15 HP Z840 Workstation front panel components ................................................................................ 15 HP Z840 Workstation rear panel components ................................................................................. 16 HP Z840 Workstation chassis components ...................................................................................... 17 HP Z840 Workstation system board components ............................................................................ 18 HP Z840 Workstation system board architecture ............................................................................ 19 HP Z840 Workstation specifications ................................................................................................. 20 Environmental specifications .............................................................................................................................. 21 Ensuring proper ventilation ................................................................................................................................. 22
2 System management ................................................................................................................................... 23 Power management features .............................................................................................................................. 23 ERP compliance mode ....................................................................................................................... 23 Hyper-Threading Technology (HTT) .................................................................................................. 24 SATA Power Management ................................................................................................................. 24 Intel Turbo Boost Technology ........................................................................................................... 24 BIOS ROM ............................................................................................................................................................. 24 Computer Setup (F10) Utility ............................................................................................................................... 25 Computer Setup (F10) Utility functions ............................................................................................ 25 Accessing Computer Setup (F10) Utility ........................................................................................... 26
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